MSM7620 データシートの表示（PDF） - Oki Electric Industry
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MSM7620 Datasheet PDF : 28 Pages
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Mike input
C1
SIN
MSM7543GS-VK
R4
23 AIN+ PCMOUT 13
ROUT
Speaker output
6 VFRO
21 GSX
PCMIN 12
BCLOCK 15
R2
R1
22
AIN–
RSYNC 11
XSYNC 14
R3
1 SG
3
5
AOUT–
PWI
24 SGC
R13 C3
+
C2
8 VDD
C916 AG
PDN 10
TMC 19
9
DG
CLK
EXT.
SCK
EXT.
SYNC
RST
PWDWN
For cancellation of acoustic echo R6
R5
9 SIN
SOUT 13
14 ROUT
RIN 10
11 SCK
NLP 2
12 SYNC
7 INT
8 IRLD
23 PWDWN
27 RST
28 WDT
HCL 3
ADP 4
ATT 6
GC 29
24 SYNCO
25 SCKO
20 X1
21 X2
VDD
32
C4
+
VSS
VSS
5
16
32-Pin SSOP
R12 For cancellation of line echo
R11
13 SOUT
SIN 9
10 RIN
ROUT 14
2 NLP
SCK 11
3 HCL
4 ADP
6 ATT
29 GC
SYNC 12
INT 7
IRLD 8
PWDWN 23
RST 27
WDT 28
32
C8
VDD
5
16
VSS
VSS
SYNCO 24
SCKO 25
X1 20
X2 21
32-Pin SSOP
MSM7543GS-VK
R10
13 PCMOUT AIN+ 23
Circuit input
C5
RIN
12 PCMIN
15 BCLOCK
VFRO 6
GSX 21
SOUT
Circuit output
11 RSYNC
14 XSYNC
R8
22
AIN–
R7
10 PDN
19 TMC
9
DG
R9
SG 1
AOUT– 3
PWI 5
SGC 24
VDD 8
16 C10
AG
C7 R14
C6
R1 > 50 kW
R2 > 20 kW
R3 > 20 kW
R4 = 2.2 kW
R5 = 10 kW
R6 = 10 kW
R7 > 50 kW
C1 = 0.1 mF
C2 = 10 mF
C3 = 0.1 mF
C4 = 10 mF
C5 = 0.1 mF
R8 > 20 kW
R9 > 20 kW
R10 = 2.2 kW
R11 = 10 kW
R12 = 10 kW
R13 = 0-22 W
R14 = 0-22 W
C6 = 10 mF
C7 = 0.1 mF
C8 = 10 mF
C9 = 1.0 mF
C10 = 1.0 mF
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